Optical brightener FP-127(C.I. 378)

CAS No.

40470-68-6

Chemical Name

4,4’-bis[2-(2-methoxyphenyl)ethyl]-1,1’-diphenyl

MF

C30H26O2

EINECS

254-935-6

Appearance

Light green powder

Purity

≥98%

Melting point

216-222ºC

Volatile:

<0.5%

Absorption Spectrum:

359nm

Package

20kg per carton, 25/30kg per fiber drum with PE liner, or as per the customers' requirements.

Applications:
Mostly used in the brightening the products of synthetic fiber and plastics, it is widely used in plastic film, material of lamination moulding and injection moulding as well as preferable brightening efficiency on polyolefin, PVC, PVC foaming, TPR, EVA and PU foaming together with coating, natural lacquer, etc. It also has specially good effect on PS,PE,PP,ABS,thermoplastic plastics, Acetate fiber, paint, coating and printing ink,etc.

Properties: 

•     Colors appear more brilliant

•     Environmentally friendly

•     Excellent brightening ability

•     Produce a bluish tinge, masking yellowness

•     Whiter-than-white appearance.

Dosage:

Percentage of weight with plastic raw material:

PVC whitening: 0.01~0.05%;         To improve the light intensity: 0.0001~0.001%

Polystyrene :0001~0.001%;          ABS:0.01~0.05%;

Polyolefin matrix: 0.0005~0.001%     White matrix: 0.005~0.05%